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View Full Version here: : Saturn/first light with 10" LX200R


merlin8r
19-02-2007, 02:17 PM
Hi guys,
My first attempt at Saturn with the new scope. 300 images @ .125 sec each, Meade LPI. Going to try it with a barlow next, see if I can keep it sharp.

Clear skies,
Shane

matt
19-02-2007, 02:20 PM
Looking good, Shane:thumbsup:

iceman
19-02-2007, 02:31 PM
Great stuff Shane, stick a barlow in there and give it some scale! Nice work.

merlin8r
19-02-2007, 03:19 PM
Thanks Mike,
think it will stay sharp at that magnification? That's giving me around 830X magnification! On Saturday night when I took that it was a bit windy, so no hope of trying it. See what happens.

Clear skies,
Shane

iceman
19-02-2007, 03:40 PM
830X? With which barlow?

[1ponders]
19-02-2007, 03:44 PM
Don't worry about magnification Shane. Work with Focal Length. In good seeing with your 10" scope, aim for around 6 - 10 meters of focal length (f/25 - f/40). A 2.5 or 4Xpowermate or a 3X televue barlow should do the trick nicely :thumbsup:

merlin8r
19-02-2007, 03:48 PM
The LPI is about equivalent to a 6mm eyepiece. So a 2X barlow makes it 3mm. 2500mm FL / 3mm = 833.3333333333 etc

davidpretorius
19-02-2007, 04:23 PM
nice one!, lovely colours and cd.